TSAB space headquarters, as it appears in Magical Girl Lyrical Nanoha A's
TSAB Headquarters is a colossal space station floating in the dimension space that serves as the seat of the main office of the Time-Space Administration Bureau. It houses countless offices for commanding officers and Enforcers, training areas, laboratories, and the Infinity Library. Additionally, it also serves as a base of operations of the Dimensional Navy, with facilities to refit and resupply vessels.
It appears in A's manga, A's, StrikerS manga, and StrikerS, as well as in the Reflection manga and Detonation in the movie continuity.